Examples with Producer com.yahoo.pulsar.client.api.Producer used on opensource projects

Example 81 with Producer

use of com.yahoo.pulsar.client.api.Producer in project pulsar by yahoo.

the class PersistentTopicE2ETest method testProducerReturnedMessageId.

@Test
public void testProducerReturnedMessageId() throws Exception {
    final String topicName = "persistent://prop/use/ns-abc/topic-xyz";
    // 1. producer connect
    Producer producer = pulsarClient.createProducer(topicName);
    PersistentTopic topicRef = (PersistentTopic) pulsar.getBrokerService().getTopicReference(topicName);
    assertNotNull(topicRef);
    assertEquals(topicRef.getProducers().size(), 1);
    ManagedLedgerImpl managedLedger = (ManagedLedgerImpl) topicRef.getManagedLedger();
    long ledgerId = managedLedger.getLedgersInfoAsList().get(0).getLedgerId();
    // 2. producer publish messages
    final int SyncMessages = 10;
    for (int i = 0; i < SyncMessages; i++) {
        String message = "my-message-" + i;
        MessageId receivedMessageId = producer.send(message.getBytes());
        assertEquals(receivedMessageId, new MessageIdImpl(ledgerId, i, -1));
    }
    // 3. producer publish messages async
    final int AsyncMessages = 10;
    final CountDownLatch counter = new CountDownLatch(AsyncMessages);
    for (int i = SyncMessages; i < (SyncMessages + AsyncMessages); i++) {
        String content = "my-message-" + i;
        Message msg = MessageBuilder.create().setContent(content.getBytes()).build();
        final int index = i;
        producer.sendAsync(msg).thenRun(() -> {
            assertEquals(msg.getMessageId(), new MessageIdImpl(ledgerId, index, -1));
            counter.countDown();
        }).exceptionally((ex) -> {
            return null;
        });
    }
    counter.await();
    // 4. producer disconnect
    producer.close();
}

Example 82 with Producer

use of com.yahoo.pulsar.client.api.Producer in project pulsar by yahoo.

the class BacklogQuotaManagerTest method testNoEviction.

@Test
public void testNoEviction() throws Exception {
    assertEquals(admin.namespaces().getBacklogQuotaMap("prop/usc/ns-quota"), Maps.newTreeMap());
    admin.namespaces().setBacklogQuota("prop/usc/ns-quota", new BacklogQuota(10 * 1024, BacklogQuota.RetentionPolicy.consumer_backlog_eviction));
    final String topic1 = "persistent://prop/usc/ns-quota/topic13";
    final String subName1 = "c13";
    final String subName2 = "c23";
    final int numMsgs = 10;
    final CyclicBarrier barrier = new CyclicBarrier(2);
    final CountDownLatch counter = new CountDownLatch(2);
    final AtomicBoolean gotException = new AtomicBoolean(false);
    final ClientConfiguration clientConf = new ClientConfiguration();
    clientConf.setStatsInterval(0, TimeUnit.SECONDS);
    final PulsarClient client = PulsarClient.create(adminUrl.toString(), clientConf);
    final Consumer consumer1 = client.subscribe(topic1, subName1);
    final Consumer consumer2 = client.subscribe(topic1, subName2);
    final PulsarClient client2 = PulsarClient.create(adminUrl.toString(), clientConf);
    Thread producerThread = new Thread() {

        public void run() {
            try {
                barrier.await();
                com.yahoo.pulsar.client.api.Producer producer = client2.createProducer(topic1);
                byte[] content = new byte[1024];
                for (int i = 0; i < numMsgs; i++) {
                    producer.send(content);
                }
                producer.close();
            } catch (Exception e) {
                gotException.set(true);
            } finally {
                counter.countDown();
            }
        }
    };
    Thread ConsumerThread = new Thread() {

        public void run() {
            try {
                barrier.await();
                for (int i = 0; i < numMsgs; i++) {
                    consumer1.acknowledge(consumer1.receive());
                    consumer2.acknowledge(consumer2.receive());
                }
            } catch (Exception e) {
                gotException.set(true);
            } finally {
                counter.countDown();
            }
        }
    };
    producerThread.start();
    ConsumerThread.start();
    counter.await();
    assertTrue(!gotException.get());
    client.close();
    client2.close();
}

Example 83 with Producer

use of com.yahoo.pulsar.client.api.Producer in project pulsar by yahoo.

the class BacklogQuotaManagerTest method testAheadProducerOnHold.

@Test
public void testAheadProducerOnHold() throws Exception {
    assertEquals(admin.namespaces().getBacklogQuotaMap("prop/usc/quotahold"), Maps.newTreeMap());
    admin.namespaces().setBacklogQuota("prop/usc/quotahold", new BacklogQuota(10 * 1024, BacklogQuota.RetentionPolicy.producer_request_hold));
    final ClientConfiguration clientConf = new ClientConfiguration();
    clientConf.setStatsInterval(0, TimeUnit.SECONDS);
    final PulsarClient client = PulsarClient.create(adminUrl.toString(), clientConf);
    final String topic1 = "persistent://prop/usc/quotahold/hold";
    final String subName1 = "c1hold";
    final int numMsgs = 10;
    Consumer consumer = client.subscribe(topic1, subName1);
    ProducerConfiguration producerConfiguration = new ProducerConfiguration();
    producerConfiguration.setSendTimeout(2, TimeUnit.SECONDS);
    byte[] content = new byte[1024];
    Producer producer = client.createProducer(topic1, producerConfiguration);
    for (int i = 0; i <= numMsgs; i++) {
        try {
            producer.send(content);
            LOG.info("sent [{}]", i);
        } catch (PulsarClientException.TimeoutException cte) {
            // producer close may cause a timeout on send
            LOG.info("timeout on [{}]", i);
        }
    }
    for (int i = 0; i < numMsgs; i++) {
        consumer.receive();
        LOG.info("received [{}]", i);
    }
    Thread.sleep((TIME_TO_CHECK_BACKLOG_QUOTA + 1) * 1000);
    rolloverStats();
    PersistentTopicStats stats = admin.persistentTopics().getStats(topic1);
    Assert.assertEquals(stats.publishers.size(), 0, "Number of producers on topic " + topic1 + " are [" + stats.publishers.size() + "]");
    client.close();
}

Example 84 with Producer

use of com.yahoo.pulsar.client.api.Producer in project pulsar by yahoo.

the class BacklogQuotaManagerTest method testProducerException.

@Test
public void testProducerException() throws Exception {
    assertEquals(admin.namespaces().getBacklogQuotaMap("prop/usc/quotahold"), Maps.newTreeMap());
    admin.namespaces().setBacklogQuota("prop/usc/quotahold", new BacklogQuota(10 * 1024, BacklogQuota.RetentionPolicy.producer_exception));
    final ClientConfiguration clientConf = new ClientConfiguration();
    clientConf.setStatsInterval(0, TimeUnit.SECONDS);
    final PulsarClient client = PulsarClient.create(adminUrl.toString(), clientConf);
    final String topic1 = "persistent://prop/usc/quotahold/except";
    final String subName1 = "c1except";
    boolean gotException = false;
    client.subscribe(topic1, subName1);
    ProducerConfiguration producerConfiguration = new ProducerConfiguration();
    producerConfiguration.setSendTimeout(2, TimeUnit.SECONDS);
    byte[] content = new byte[1024];
    Producer producer = client.createProducer(topic1, producerConfiguration);
    for (int i = 0; i < 10; i++) {
        producer.send(content);
    }
    Thread.sleep((TIME_TO_CHECK_BACKLOG_QUOTA + 1) * 1000);
    try {
        // try to send over backlog quota and make sure it fails
        producer.send(content);
        producer.send(content);
        Assert.fail("backlog quota did not exceed");
    } catch (PulsarClientException ce) {
        Assert.assertTrue(ce instanceof PulsarClientException.ProducerBlockedQuotaExceededException || ce instanceof PulsarClientException.TimeoutException, ce.getMessage());
        gotException = true;
    }
    Assert.assertTrue(gotException, "backlog exceeded exception did not occur");
    client.close();
}

Example 85 with Producer

use of com.yahoo.pulsar.client.api.Producer in project pulsar by yahoo.

the class BacklogQuotaManagerTest method testAheadProducerOnHoldTimeout.

@Test
public void testAheadProducerOnHoldTimeout() throws Exception {
    assertEquals(admin.namespaces().getBacklogQuotaMap("prop/usc/quotahold"), Maps.newTreeMap());
    admin.namespaces().setBacklogQuota("prop/usc/quotahold", new BacklogQuota(10 * 1024, BacklogQuota.RetentionPolicy.producer_request_hold));
    final ClientConfiguration clientConf = new ClientConfiguration();
    clientConf.setStatsInterval(0, TimeUnit.SECONDS);
    final PulsarClient client = PulsarClient.create(adminUrl.toString(), clientConf);
    final String topic1 = "persistent://prop/usc/quotahold/holdtimeout";
    final String subName1 = "c1holdtimeout";
    boolean gotException = false;
    client.subscribe(topic1, subName1);
    ProducerConfiguration producerConfiguration = new ProducerConfiguration();
    producerConfiguration.setSendTimeout(2, TimeUnit.SECONDS);
    byte[] content = new byte[1024];
    Producer producer = client.createProducer(topic1, producerConfiguration);
    for (int i = 0; i < 10; i++) {
        producer.send(content);
    }
    Thread.sleep((TIME_TO_CHECK_BACKLOG_QUOTA + 1) * 1000);
    try {
        // try to send over backlog quota and make sure it fails
        producer.send(content);
        producer.send(content);
        Assert.fail("backlog quota did not exceed");
    } catch (PulsarClientException.TimeoutException te) {
        gotException = true;
    }
    Assert.assertTrue(gotException, "timeout did not occur");
    client.close();
}